Posted on February 18, 2019 February 18, 2019 by WebsiteYellowPages.com National Waterworks 1 2 3 4 50.000 LocationsWashington Bookmark Contact Information Business Name National Waterworks Address 5717 NE 121st Ave, Washington 98682-6284 Phone Number 5055271314 Fax Number 3602566151 Website http://www.usfilter.com Post navigationPrevious post: Colliers InternationalNext post: Laurens Wild Wooley